Die Vermessung der Welt
Variables in the Magellanic Clouds
Leavitt (1908): Annals of
Harvard College Observatory
1777 Variables in the Magellanic Clouds
SMC – 969 LMC – 800 nearby – 12 tabulated
“It is worthy of notice that in Table VI the brighter variables
have the longer periods.”
Table VI – periods for 16 variables in the SMC (1.3 – 127 days)